
html body  {
    height: 100%;
    .header{
        .header-btn{
          float: right;
          margin-left: auto;
        }
    }
    .u-select-dropdown.u-select-dropdown--single{
      .u-select-dropdown-menu.u-select-dropdown-menu-root.u-select-dropdown-menu-vertical{
        li:first-child{
          display: none;
        }
      }
    }

    .u-tree li a.u-tree-node-selected .u-tree-title{
      color: #e14c46;
    }

}